Latest Cisco 642-742 IUWVN exam sample questions are available, which can make sure you pass the test. There are 50-60 questions in real Cisco 642-742 IUWVN exam, which will take the candidates 90 minutes to complete the test. The available languages are English and Japanese. Candidates can register Cisco 642-742 IUWVN exam at Pearson VUE testing center.

Share some Cisco 642-742 IUWVN exam sample questions below.

Which statement describes the benefit of WMM U-APSD over legacy 802.11 power-save mode?
A. Client can burst data without standard interframe spacing.
B. Client can burst data without ACKs.
C. Client no longer sends null frame to notify of sleep mode.
D. Client sleep mode is scheduled by AP to reduce jitter.
Answer: A

Which two items enable WMM to expedite frames from respective traffic categories? (Choose two.) Consistent CWmin and CWmax values Dynamic CWmin and CWmax values
A. AIFS
B. SIFS
C. PIFS
D. DIFS
E. U-APSD
F. PS-Poll
Answer: B,C

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